Connecting Rod Bearing: Service and Repair
REMOVAL1. Remove spark plugs.
2. Remove oil pan.
3. Turn crankshaft until connecting rod from which the connecting rod bearings are to be removed is at the lowest point of travel.
a. Mark connecting rod to identify cylinder.
b. Mark cap and rod to assure proper matching upon re-assembly. (Connecting rods are powdered metal with cracked caps.)
4. Remove connecting rod cap and lower connecting rod bearing.
5. Push piston up into cylinder bore slightly to provide clearance for removal. Remove upper connecting rod bearing from connecting rod.
CAUTION: Tape or place old ignition wire spark plug boots over connecting rod bolts to avoid damage to crankshaft journal during service.
INSTALLATION
1. Thoroughly clean connecting rod bearings, connecting rod cap and connecting rod.
NOTE: Lightly oil all bolt and stud bolt threads before installation with clean engine oil meeting Ford specification ESE-M2C153-E.
2. Clean crankshaft journal and lubricate with Engine Assembly Lubricant D9AZ-19579-D or equivalent meeting Ford specification ESR-M99C80-A. Install connecting rod bearing in the connecting rod and pull connecting rod down until it seats on crankshaft.
CAUTION: Contaminants allowed to remain on the connecting rod, connecting rod cap or connecting rod bearing can distort bearing or damage crankshaft journals.
3. Install connecting rod bearing in connecting rod cap and lubricate bearing surface with Engine Assembly Lubricant D9AZ-19579D or equivalent meeting Ford specification ESR-M99C80-A.
When installing connecting rod bearing, make sure tab on connecting rod bearing engages slot in connecting rod and that connecting rod bearing is fully seated in connecting rod.
4. Install connecting rod cap and retaining bolts. Tighten retaining bolts to 40-45 Nm (29-34 ft. lbs.). Rotate an additional 90-120 degrees.
5. Be sure to align marks prior to tightening bolts.
6. Install oil pan.
7. Install spark plugs.